Acid disazo dyes

Acid disazo dyes as well as sulphonamides as their intermediate

Acid labile photoactive composition

Acid polyazo dyes

Acidic monoazo dyestuffs

Acyl-aryl disazo having a 6-ureido-1-hydroxy-naphthalene-3-sulfo

Addition products of acryloylamino-substituted dyes, and the...

Adducts of an anion of an oxa acid and a keto compound, process

Alkanol substituted disazo orange dye for nylon

Alkyl or aryl substituted dihydronaphthalene derivatives having

Alkyl or aryl substituted dihydronaphthalene derivatives having

Amine pyrazole nickel phthalocyanine dyes for coloration

Amine salts of azo pigments based on pyrazolone derivatives

Amine salts of azo pigments based on pyrazolone derivatives

Amine salts of disazo black dyes having good solubility in polar

Amino benzophenone dye

Amino compounds derived from 5-acetoacetylamino-benzimidazolones

Amino disazo dyestuffs containing a fluoropyrimidinyl or a fluor

Amino sulfonaphtholtrisazo compounds and recording liquids conta

Amino-fluoro-S-triazine disazo dyes of the H-acid series